The Main Directorate of Intelligence (MDI, also known as GUR) showed a video of a night operation on the territory of the temporarily occupied Crimea. Fighters hit two boats of project 11770 ("Serna" class).
The ships had a crew and armored vehicles, in particular BTR-82.
Russia actively used these boats during the occupation of the Snake Island to transfer military equipment and landing forces.
Project boat 11770 "Serna"
Військово-морський флот росії
In addition, the Russians placed Tor-m2 anti-aircraft missile complexes on board the boats for mobile cover of their group on the island and in our Black Sea.
The small amphibious ship of the "Serna" class has a high speed, can accommodate up to 45 tons of cargo and 92 armed paratroopers. Occupiers use these boats to disembark advance groups of marines or evacuate.